SYSTEMATIC' LIST OP FOSSILS. 



DEVONIAN Continued. 



329 



Genera and species. 



Lamellibranchiaia Continued. 



Low 



Paracyclas occidentalis 



peroccideiiH H. & W 



Posidonomya devonica Walcott 



Isevis Walcott 



Cypricardella macrostriatus Walcott 



Cardiomorpha missouriensis, Swallow . . . 

 Anadontopsis amygdalasformis Walcott.. X 

 Schizodus(Cytherodon) orbicularis Wai- X 



cott. 

 Cypricardinia indenta, Conrad (sp. ) X 



Gasteropoda. 



Platyceras carinatum Hall I X 



conicum Hall X 



couradi Walcott 



dentalium Hall 



nodosum, Conrad 



thetiforuie Walcott . 



thetisHall 



iindulatum Walcott . 

 Platyostoma lineatuni Conrad. . 



X 

 X 

 X 

 X 

 X 

 X 

 X 



sp.? 



Euculiompbalus devonicus Walcott X 



Euomphalus eurekensis Walcott x 



(P.) laxus Hall 



sp. ? X 



sp. ? 



Sratparollus newarkeusis Walcott 



Plaurotomaria, sp. ? 



Platyschisnia ? ambiguum Walcott 



? maccoyi Walcott 



sp. ? 



Calonema occidentalis Walcott X 



Loxoueuia approximatum Walcott X 



eurekensis Walcott X 



nobile Walcott X 



? subattenuatum Hall X 



(2sp. ?) X 



sp. ? 



Bellerophon combsi Walcott ! X 



ledaHall '.... 



lyraHall 



ma?ra Hall 



neleus H. & W 



pelops Hall 



perplexa Walcott 



Scoliostoma americana Walcott 



Naticopsis (like N. asquistriata) 



sp.? 



sp. ? 



Metoptonia ? devouica Walcott 



X 



1 



M. 



M. 

 M. 



X 

 X 

 X 



X 



Remark*. 



Geol. Expl. Fortieth Par., vol. iv, p. 248. 



Gi-ol. Expl. Fortieth Par., vol. iv, p. 277. 



Upper Held, of New York and the Falls 

 of the Ohio. 



Up. Held, and Ham. of New York. 

 Up. Held, and Ham. of New York, and 

 Up. Held, of Falls of tin; Ohio. 



Up. Held, of New York. 

 Up. Held, of New York. 



Up. Held, and Ham. of New York. 



Up. Held, and Ham. of New York, Can- 

 ada, etc. 



Up. Held, and Ham. of New York. 



Up. Held, of New York. 



M. ' Ham. of New York. 



M. ! Ham.' of New York. 



X ! Ch. of New York. 



I Geol. Expl. Fortieth Par., vol. iv, p. 250. 



M Up. Held, of New York. 



v 



X 



